Family name Calarco (Calarco 
) , in all the world, is quite a rare cognomen. The last name Calarco is characteristic of Italy, where it is quite a rare surname, Argentina, and Australia, where it is a rare surname. Measured by absolute frequency, it is commonest in Italy, the United States, and Argentina. Very seldom, Calarco is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Calarco | Canada, Australia, Argentina, Italy, United States |
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antonino calarco Italian journalist and politician, IT (b. 1932) |
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| guglielmo calarco IT (b. 1888) |
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vincent a. calarco US (b. 1942) |
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simone calarco Italian volleyball player, IT (b. 1995) |
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| jim calarco Drama instructor and actor, CA (b. 1946) |
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| john calarco American musician (b. 1966) |
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| tommaso calarco Italian quantum physicist (1969-), IT (b. 1969) |
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| john a calarco researcher |
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| larissa calarco researcher (ORCID 0000-0003-1911-6866) |
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| serafina calarco researcher |
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| navona calarco researcher |
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| raffaella calarco researcher |
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| anna calarco researcher |
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| tommaso calarco researcher (ORCID 0000-0001-5364-7316) |
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| joseph p calarco researcher |
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